By the early 1930s Hein had married and retired from athletics. He resumed competing after watching a film about the 1932 Olympics, winning the national championships in 1936–38. At the 1936 Olympic Games in Berlin, Hein won the gold medal in the
men's hammer throw competition. Hein won the British
AAA Championships title in the hammer throw event at the
1937 AAA Championships and in 1938 he set two world records and won the European title. He won the German national championships in 1946–47 and placed second in 1956. In 1962 he was awarded the
Rudolf-Harbig-Gedächtnispreis. Hein died from a stroke aged 74. His son Karl-Peter also competed in the hammer throw, at national level. == References ==